Montgomery County's estimated 2026 population is 880,126 with a growth rate of 0.28% in the past year according to the most recent United States census data. Montgomery County is the 3rd largest county in Pennsylvania. The 2010 population was 800,881 and has seen a growth of 9.89% since that time.
Data after 2023 is projected based on recent change
Overall: 41.2 years
Female: 42.4 years
Male: 40.2 years
There are 682,880 adults, (163,106 of whom are seniors) in Montgomery County.
Female: 442,276 (51%)
Male: 425,297 (49%)
The racial composition of Montgomery County includes 73.06% White, 9.33% Black or African American, 8.07% Asian, and smaller percentages for other race, Native American, Native Hawaiian or Pacific Islander and multiracial populations.
Race | Population | Percentage (of total) |
|---|---|---|
| White | 633,871 | 73.06% |
| Black or African American | 80,978 | 9.33% |
| Asian | 69,994 | 8.07% |
| Two or more races | 60,633 | 6.99% |
| Other race | 20,876 | 2.41% |
| Native American | 1,047 | 0.12% |
| Native Hawaiian or Pacific Islander | 174 | 0.02% |
Montgomery County's average per capita income is $70,663. Household income levels show a median of $113,915. The poverty rate stands at 6.51%.
Name | Median | Mean |
|---|---|---|
| Married Families | $162,628 | $213,063 |
| Families | $143,804 | $191,881 |
| Households | $113,915 | $158,091 |
| Non Families | $61,754 | $87,225 |
Average Income
Median Household Income
Poverty Rate